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| author | janis <janis@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-05-14 23:45:40 +0000 |
|---|---|---|
| committer | janis <janis@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-05-14 23:45:40 +0000 |
| commit | 5c00409a86d5414b2f92285b523442ad681a42e3 (patch) | |
| tree | df0bccc33a1c52f690ba0aed1805effa9212b0ad /libcpp | |
| parent | c55e2f1bb07ad7617c2bb41e5cbb43edb3e51697 (diff) | |
| download | gcc-5c00409a86d5414b2f92285b523442ad681a42e3.tar.gz | |
libcpp/
* expr.c (cpp_classify_number): Warn about dfp constant for -pedantic.
gcc/testsuite/
* gcc.dg/fltconst-pedantic-dfp.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@124731 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libcpp')
| -rw-r--r-- | libcpp/ChangeLog | 2 | ||||
| -rw-r--r-- | libcpp/expr.c | 4 |
2 files changed, 6 insertions, 0 deletions
diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog index 5b941ff9cca..31d96e8b684 100644 --- a/libcpp/ChangeLog +++ b/libcpp/ChangeLog @@ -1,5 +1,7 @@ 2007-05-14 Janis Johnson <janis187@us.ibm.com> + * expr.c (cpp_classify_number): Warn about dfp constant for -pedantic. + PR c/31924 * expr.c (interpret_float_suffix): Check for invalid suffix. diff --git a/libcpp/expr.c b/libcpp/expr.c index 8401daee032..20090195acc 100644 --- a/libcpp/expr.c +++ b/libcpp/expr.c @@ -273,6 +273,10 @@ cpp_classify_number (cpp_reader *pfile, const cpp_token *token) return CPP_N_INVALID; } + if ((result & CPP_N_DFLOAT) && CPP_PEDANTIC (pfile)) + cpp_error (pfile, CPP_DL_PEDWARN, + "decimal float constants are a GCC extension"); + result |= CPP_N_FLOATING; } else |